HCA Series Installation Manual
Page 43 of 58
V2.15
5.4.2.1 Configuring the HCA for Agent Release 2
The
Agent Release 2
option configures the panel for an alternate cross zone releasing configuration as
described in section 5.4.2. Figure 5.2 is a truth table that shows the cross alarm or manual release inputs
that are needed for agent releasing to occur.
PROGRAMMING MENU
4-Releasing, Nxt
Pressing 4 will select the releasing programming options. Pressing the
Next key will display the next programming menu option.
Set the release mode in the first screen.
Releasing Option
Agent Release 2
Use the down arrow to scroll through None, Water Release and the Agent
Release options. Once the desired release option is shown press the enter
key to accept the option.
Select the pre-discharge delay time before NAC 1 activates once cross zones 2 and 3 are both active.
Solenoid Cross
Alarm Delay: 30
Select solenoid delay time. Default is 30 seconds. Possible range is 30-60
seconds.
Select whether the Solenoid output should be automatically shut down after the shutdown timer expires.
Auto Shutdown
Solenoid(Y/N): Y
Choose the auto shutdown solenoid option. Select Y for the auto shutdown
solenoid feature. Select N to leave the solenoid active until system reset.
Press enter to accept displayed option on the screen. Default is Y (Yes).
If you select Y for Auto Shutdown Solenoid, the screen below will display to select the auto shutdown
time.
Solenoid Shutdwn
Time: 030
Select solenoid delay time. Default is 30 seconds. Possible range is
10-600 seconds.
Finally, select the output cadence pattern for NACs 2 and 4. NAC 1 cadence is always continuous. NAC
3 is automatically configured as resettable auxiliary power when using the
Agent Release 2
option.
Release Pattern
Continuous
Use down arrow to scroll through cadence patterns for NACs 2 and 4 with
the releasing function. Once the desired cadence is shown press enter key
to accept cadence option.
When
Agent Release 2
is selected, relay 1 is automatically configured to operate during the pre-release
delay time; it will remain activated after the agent has been discharged. Relay 2 is automatically
configured to operate when the extinguishing agent has been discharged.
Note
:
relays 1
– 3 may be programmed to operate in response to any of the HCA zones, even when
using the Agent Release 2 operating mode. Always test the system after making any programming
changes to ensure 100% correct operation!
